What is the value of x?

asked Jan 28, 2022 43.3k views

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by Khem

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Answer:

To find the interior angles of a shape, use the formula (n-2)*180 where n is the number of sides

(7-2)*180 = 5*180 = 900

Now subtract all the given angles from 900°

900-139-121-125-126-158-120 = 111°

x = 111°

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